Travel trailer



FIG. 1 is a side elevation view of a travel trailer showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof opposite to that shown in FIG. 1;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a travel trailer, as shown. 